Air Quality Numbers Explained: As pollution in Delhi continues to rise without pause, residents are constantly checking the AQI levels to decide when it might be safe to step outdoors. Air Quality ...

The AQI is measured on a scale from 0 to 500, with the lower the number, the healthier the air. (Getty Creative) But many Angelenos aren’t sure if the AQI tells the full story, especially given how ...

Your eyes and nose are not deceiving you; the skies are pretty gnarly on Monday, with Salt Lake City currently holding the ...

WELL, GOOD EVENING MIKE. AND YEAH, IT’S NOT JUST A HOT DAY HERE IN THE CITY OF PITTSBURGH AND ACROSS WESTERN PENNSYLVANIA, BUT ALSO A LITTLE BIT MORE DIFFICULT TO BREATHE FOR SOME SENSITIVE GROUPS ...

Air pollution is in the "unhealthy" category for a region of California on Thursday morning, encompassing the towns of Keeler ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. Angelenos still bothered by the smell ...

(WLUK) — Hazy skies and poor air quality continue to impact Wisconsin, driven by smoke from Canadian wildfires. This phenomenon is becoming more frequent compared to a decade or two ago, as wildfire ...

People across the Rio Grande Valley welcomed the New Year with fireworks, but the celebration led to unhealthy air quality ...